Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

Concord, Buchanan Field (KCCR)

Lat: 37.99167°NLon: 122.05194°WElev: 23.0ft.

Clear

66°F

19°C

Humidity 72%
Wind Speed SSE 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 20 Mar 01:15 AM PDT
Extended Forecast for

4 Miles E Hercules CA

Heat Advisory March 20, 01:30am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 01:30am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. Light and variable wind becoming west southwest around 6 mph in the morning.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Southwest wind around 8 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81. West wind 7 to 11 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52. West southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 58. Southwest wind 3 to 5 mph.
Friday
Sunny, with a high near 89. Light and variable wind becoming west southwest around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 56. Southwest wind around 8 mph.
Saturday
Mostly sunny, with a high near 81. West wind 7 to 11 mph.
Saturday Night
Mostly clear, with a low around 52. West southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hercules CA
 38.01°N 122.18°W (Elev. 597 ft)
1:26 am PDT Mar 20, 2026
1am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database